发明名称 LINE PROFILE ASYMMETRY MEASUREMENT USING SCATTEROMETRY
摘要 <p>A method of and apparatus for measuring line profile asymmetries in microelectronic devices comprising directing light at an array of microelectronic features of a microelectronic device, detecting light scattered back from the array comprising either or both of one or more angles of reflection and one or more wavelenghts, and comparing one or more characteristics of the back-scattered light by examining data from complementary angles of reflection or performing a model comparison.</p>
申请公布号 WO2002070985(A1) 申请公布日期 2002.09.12
申请号 US2002006403 申请日期 2002.02.28
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